Overview

overview

10

Static

static

3

jaffacakes...87.exe

windows10-2004-x64

10

jaffacakes...87.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/09/2026, 22:37

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General

  • Target
    jaffacakes118_3d58418c29e1b8726ea5a42db6cd7a1a439aac8ccb7d4f7796bfc6b15eb7e187.exe
  • Size 68KB
  • Sample260925-2j7qpaaa75
  • SHA256 3d58418c29e1b8726ea5a42db6cd7a1a439aac8ccb7d4f7796bfc6b15eb7e187
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoveryexecutionpersistence

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
    persistence
  • Loads dropped DLL 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies registry class 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_3d58418c29e1b8726ea5a42db6cd7a1a439aac8ccb7d4f7796bfc6b15eb7e187.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_3d58418c29e1b8726ea5a42db6cd7a1a439aac8ccb7d4f7796bfc6b15eb7e187.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Loads dropped DLL
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4616
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Windows\fonts\gnwtlywp.dll"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:5384
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:1768

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        gnwtlywp.dll
        • Path C:\Windows\Fonts\gnwtlywp.dll
        • Size 48KB
        • SHA256 e4770eeaec95120bb4a0f7293bdfd0385917443cd2865b3c92278af4f4573659
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4616-8-0x0000000010000000-0x000000001000F000-memory.dmp
        Download

        memory/4616-11-0x0000000010000000-0x000000001000F000-memory.dmp
        Download

        memory/5384-7-0x0000000010000000-0x000000001000F000-memory.dmp
        Download